diff options
| -rw-r--r-- | http-push.c | 2 | ||||
| -rw-r--r-- | http.c | 49 | ||||
| -rw-r--r-- | http.h | 7 | ||||
| -rw-r--r-- | remote-curl.c | 41 |
4 files changed, 76 insertions, 23 deletions
diff --git a/http-push.c b/http-push.c index bd66f6ab6e..395a8cfc10 100644 --- a/http-push.c +++ b/http-push.c @@ -1551,7 +1551,7 @@ static int remote_exists(const char *path) ret = 0; break; case HTTP_ERROR: - http_error(url, HTTP_ERROR); + error("unable to access '%s': %s", url, curl_errorstr); default: ret = -1; } @@ -761,6 +761,25 @@ char *get_remote_object_url(const char *url, const char *hex, int handle_curl_result(struct slot_results *results) { + /* + * If we see a failing http code with CURLE_OK, we have turned off + * FAILONERROR (to keep the server's custom error response), and should + * translate the code into failure here. + */ + if (results->curl_result == CURLE_OK && + results->http_code >= 400) { + results->curl_result = CURLE_HTTP_RETURNED_ERROR; + /* + * Normally curl will already have put the "reason phrase" + * from the server into curl_errorstr; unfortunately without + * FAILONERROR it is lost, so we can give only the numeric + * status code. + */ + snprintf(curl_errorstr, sizeof(curl_errorstr), + "The requested URL returned error: %ld", + results->http_code); + } + if (results->curl_result == CURLE_OK) { credential_approve(&http_auth); return HTTP_OK; @@ -825,6 +844,8 @@ static int http_request(const char *url, struct strbuf *type, strbuf_addstr(&buf, "Pragma:"); if (options & HTTP_NO_CACHE) strbuf_addstr(&buf, " no-cache"); + if (options & HTTP_KEEP_ERROR) + curl_easy_setopt(slot->curl, CURLOPT_FAILONERROR, 0); headers = curl_slist_append(headers, buf.buf); @@ -836,7 +857,8 @@ static int http_request(const char *url, struct strbuf *type, run_active_slot(slot); ret = handle_curl_result(&results); } else { - error("Unable to start HTTP request for %s", url); + snprintf(curl_errorstr, sizeof(curl_errorstr), + "failed to start HTTP request"); ret = HTTP_START_FAILED; } @@ -862,6 +884,22 @@ static int http_request_reauth(const char *url, int ret = http_request(url, type, result, target, options); if (ret != HTTP_REAUTH) return ret; + + /* + * If we are using KEEP_ERROR, the previous request may have + * put cruft into our output stream; we should clear it out before + * making our next request. We only know how to do this for + * the strbuf case, but that is enough to satisfy current callers. + */ + if (options & HTTP_KEEP_ERROR) { + switch (target) { + case HTTP_REQUEST_STRBUF: + strbuf_reset(result); + break; + default: + die("BUG: HTTP_KEEP_ERROR is only supported with strbufs"); + } + } return http_request(url, type, result, target, options); } @@ -903,15 +941,6 @@ cleanup: return ret; } -int http_error(const char *url, int ret) -{ - /* http_request has already handled HTTP_START_FAILED. */ - if (ret != HTTP_START_FAILED) - error("%s while accessing %s", curl_errorstr, url); - - return ret; -} - int http_fetch_ref(const char *base, struct ref *ref) { char *url; @@ -118,6 +118,7 @@ extern char *get_remote_object_url(const char *url, const char *hex, /* Options for http_request_*() */ #define HTTP_NO_CACHE 1 +#define HTTP_KEEP_ERROR 2 /* Return values for http_request_*() */ #define HTTP_OK 0 @@ -134,12 +135,6 @@ extern char *get_remote_object_url(const char *url, const char *hex, */ int http_get_strbuf(const char *url, struct strbuf *content_type, struct strbuf *result, int options); -/* - * Prints an error message using error() containing url and curl_errorstr, - * and returns ret. - */ -int http_error(const char *url, int ret); - extern int http_fetch_ref(const char *base, struct ref *ref); /* Helpers for fetching packs */ diff --git a/remote-curl.c b/remote-curl.c index 93a09a64c3..60eda63081 100644 --- a/remote-curl.c +++ b/remote-curl.c @@ -151,6 +151,33 @@ static void free_discovery(struct discovery *d) } } +static int show_http_message(struct strbuf *type, struct strbuf *msg) +{ + const char *p, *eol; + + /* + * We only show text/plain parts, as other types are likely + * to be ugly to look at on the user's terminal. + * + * TODO should handle "; charset=XXX", and re-encode into + * logoutputencoding + */ + if (strcasecmp(type->buf, "text/plain")) + return -1; + + strbuf_trim(msg); + if (!msg->len) + return -1; + + p = msg->buf; + do { + eol = strchrnul(p, '\n'); + fprintf(stderr, "remote: %.*s\n", (int)(eol - p), p); + p = eol + 1; + } while(*eol); + return 0; +} + static struct discovery* discover_refs(const char *service, int for_push) { struct strbuf exp = STRBUF_INIT; @@ -176,18 +203,20 @@ static struct discovery* discover_refs(const char *service, int for_push) } refs_url = strbuf_detach(&buffer, NULL); - http_ret = http_get_strbuf(refs_url, &type, &buffer, HTTP_NO_CACHE); + http_ret = http_get_strbuf(refs_url, &type, &buffer, + HTTP_NO_CACHE | HTTP_KEEP_ERROR); switch (http_ret) { case HTTP_OK: break; case HTTP_MISSING_TARGET: - die("%s not found: did you run git update-server-info on the" - " server?", refs_url); + show_http_message(&type, &buffer); + die("repository '%s' not found", url); case HTTP_NOAUTH: - die("Authentication failed"); + show_http_message(&type, &buffer); + die("Authentication failed for '%s'", url); default: - http_error(refs_url, http_ret); - die("HTTP request failed"); + show_http_message(&type, &buffer); + die("unable to access '%s': %s", url, curl_errorstr); } last= xcalloc(1, sizeof(*last_discovery)); |